The United States wanted to limit its own casualties by forcing Japan to surrender as quickly as possible. At the Yalta-Conference in February 1945 the Soviet Union secretly agreed to join the war against Japan within three months of Germany's surrender. The United States wanted to force Japan to surrender before the Soviet Union could enter the war to secure a stronger political position after the war.
The U.S. wanted to use the weapon in war to measure its effectiveness.
In Manhattan on August of 1942 the United States launched the first atomic bomb. On 1944 on September The U.S. decided to use the atomic bomb against Hiroshima. The United States wanted to limit its own casualties by forcing Japan to surrender as quickly as possible. The United States and the Soviet Union made a conference that took place on Yalta that agreed on throwing the bomb on Japan on the city of Hiroshima. The United States wanted to throw the bomb to Japan to make his enemy that is Japan to surrender rapidly. The Unites States would want Japan to be the victim of the new and powerful weapon that they had created so they threw the first atomic bomb on Hiroshima.
Causes And Effects of the Bomb:
The United States wanted to limit its own casualties by forcing Japan to surrender as quickly as possible. At the Yalta-Conference in February 1945 the Soviet Union secretly agreed to join the war against Japan within three months of Germany's surrender. The United States wanted to force Japan to surrender before the Soviet Union could enter the war to secure a stronger political position after the war.
The U.S. wanted to use the weapon in war to measure its effectiveness.
In Manhattan on August of 1942 the United States launched the first atomic bomb. On 1944 on September The U.S. decided to use the atomic bomb against Hiroshima. The United States wanted to limit its own casualties by forcing Japan to surrender as quickly as possible. The United States and the Soviet Union made a conference that took place on Yalta that agreed on throwing the bomb on Japan on the city of Hiroshima. The United States wanted to throw the bomb to Japan to make his enemy that is Japan to surrender rapidly. The Unites States would want Japan to be the victim of the new and powerful weapon that they had created so they threw the first atomic bomb on Hiroshima.
(http://www.century-of-flight.net/Aviation%20history/WW2/Atomic%20Bombing%20of%20Hiroshima.htm, 2010)Hirosima before the Bomb:
After: